/*
 * Copyright (c) 2006-2018, RT-Thread Development Team
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2020-07-02     tyustli   first version
 */

#ifndef __ARMV7_H__
#define __ARMV7_H__

/* the exception stack without VFP registers */
struct rt_hw_exp_stack
{
    unsigned long r0;
    unsigned long r1;
    unsigned long r2;
    unsigned long r3;
    unsigned long r4;
    unsigned long r5;
    unsigned long r6;
    unsigned long r7;
    unsigned long r8;
    unsigned long r9;
    unsigned long r10;
    unsigned long fp;
    unsigned long ip;
    unsigned long sp;
    unsigned long lr;
    unsigned long pc;
    unsigned long cpsr;
};

struct rt_hw_stack
{
    unsigned long cpsr;
    unsigned long r0;
    unsigned long r1;
    unsigned long r2;
    unsigned long r3;
    unsigned long r4;
    unsigned long r5;
    unsigned long r6;
    unsigned long r7;
    unsigned long r8;
    unsigned long r9;
    unsigned long r10;
    unsigned long fp;
    unsigned long ip;
    unsigned long lr;
    unsigned long pc;
};

#define USERMODE 0x10
#define FIQMODE 0x11
#define IRQMODE 0x12
#define SVCMODE 0x13
#define MONITORMODE 0x16
#define ABORTMODE 0x17
#define HYPMODE 0x1b
#define UNDEFMODE 0x1b
#define MODEMASK 0x1f
#define NOINT 0xc0

#define T_Bit (1 << 5)
#define F_Bit (1 << 6)
#define I_Bit (1 << 7)
#define A_Bit (1 << 8)
#define E_Bit (1 << 9)
#define J_Bit (1 << 24)

#endif
